(19)

(11)

EP 1 058 594 A2

(12)

(88) Date of publication A3: 12.10.2000 (43) Date of publication: 13.12.2000 Bulletin 2000/50 (21) Application number: 99958399.0 (22) Date of filing: 06.12.1999

(51) International Patent Classification (IPC)7: B23Q 33/00, H04R 25/00, A61B 8/12, G01B 17/06 (86) International application number: PCT/GB9904/102 (87) International publication number: WO 0034/739 (15.06.2000 Gazette 2000/24)

(84) Designated Contracting States: AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE (30) Priority: 10.12.1998 GB 9827160 17.06.1999 GB 9913993 28.06.1999 GB 9914923 05.07.1999 GB 9915481 (71) Applicants: Fagan, William Forrest New Milton,Hampshire BH25 5HT (GB) Johnson, Michael Frederick Ammanford Carms SA18 2ET (GB)	(72) Inventors: Fagan, William Forrest New Milton,Hampshire BH25 5HT (GB) Johnson, Michael Frederick Ammanford Carms SA18 2ET (GB) (74) Representative: Howden, Christopher Andrew  FORRESTER & BOEHMERTFranz-Joseph-Strasse 38 80801 München 80801 München (DE)